| CPC H04L 41/0613 (2013.01) [H04L 41/065 (2013.01)] | 20 Claims |

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1. A method, comprising:
collecting interaction data between entities responsible for services in an information technology environment, wherein the interaction data includes communications between the entities, wherein at least some of the entities represent respective persons, teams, or organizations of people;
constructing a relationship network graph based on the interaction data, wherein nodes of the relationship network graph represent the entities and edges of the relationship network graph represent interactions between the entities; and
identifying dependencies between the services based on the relationship network graph.
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